Home / Seattle / Fall 2026 / Half marathons
Fall half marathons near Seattle (2026)
Updated
15 half marathons are on the calendar near Seattle in fall 2026, starting with Lake Washington Half Marathon on Saturday, October 17 in Kirkland. That covers September to November.
All fall races5K races (45)10K races (22)Half marathons (15)Marathons (2)Trail races (7)
By date
-
Lake Washington Half Marathon
Sat Oct 17 · 8:00 AM · Kirkland · Eastside & South King
Half marathonTrail
-
Haunted 5K, 10K & 13.1M at Everett, WA (42)
Sat Oct 17 · 8:30 AM · Everett · Snohomish County
5K10KHalf marathon
Reg. closed -
Reg. closed
-
Halloween Trick or Trot Run 5K/10K/13.1 Seattle
Sat Oct 31 · 7:30 AM · Seattle · Seattle (city)
1 mile5K10KHalf marathon
from $30 -
PB&J Fuel Run 5K/10K/13.1 Seattle
Sat Oct 31 · 7:30 AM · Seattle · Seattle (city)
1 mile5K10KHalf marathon
from $30 -
Gobbler 5K, 10K, & 13.1M at Everett, WA (45)
Sat Nov 7 · 8:30 AM · Everett · Snohomish County
5K10KHalf marathon
from $30 -
from $52Goes up Nov 8
-
Run for Mental Health 5K/10K/13.1 Seattle
Sat Nov 14 · 7:30 AM · Seattle · Seattle (city)
1 mile5K10KHalf marathon
from $30 -
Veterans Day Freedom Run 5K/10K/13.1 Seattle
Sat Nov 14 · 7:30 AM · Seattle · Seattle (city)
1 mile5K10KHalf marathon
from $30 -
Gobbler 5K, 10K, & 13.1M at Everett, WA (46)
Sat Nov 14 · 8:30 AM · Everett · Snohomish County
5K10KHalf marathon
from $30 -
Gobbler 5K, 10K, & 13.1M at Everett, WA (47)
Sat Nov 21 · 8:30 AM · Everett · Snohomish County
5K10KHalf marathon
from $30 -
Seattle Ghost Marathon, Half & 50K
Sat Nov 28 · 7:00 AM · Seattle · Seattle (city)
Half marathonMarathon
from $150 -
Coffee Lovers Run 5K/10K/13.1 Seattle
Sat Nov 28 · 7:30 AM · Seattle · Seattle (city)
1 mile5K10KHalf marathon
from $30 -
Thanksgiving Gobble Trot Run 5K/10K/13.1 Seattle
Sat Nov 28 · 7:30 AM · Seattle · Seattle (city)
1 mile5K10KHalf marathon
from $30 -
UW Medicine Seattle Marathon & Half Marathon
Sun Nov 29 · 7:00 AM · Seattle · Seattle (city)
Half marathonMarathon
see site
Other seasons near Seattle
Quick answers
How many half marathons are near Seattle in fall 2026?
15 half marathons are listed near Seattle in fall 2026. The first is Lake Washington Half Marathon on Saturday, October 17 in Kirkland, and the last is UW Medicine Seattle Marathon & Half Marathon on November 29.
What is the cheapest half marathon near Seattle in fall 2026?
Halloween Trick or Trot Run 5K/10K/13.1 Seattle on October 31 has the lowest listed entry fee: $30. Prices are before the registration platform's processing fee.
When does the next early-bird price end for half marathons near Seattle?
None of these half marathons publish an upcoming price increase. Check each race page for its full price schedule.
Are there half marathons or marathons near Seattle in fall 2026?
Yes: 15 half marathons and 2 marathons. The first is Lake Washington Half Marathon on October 17.